/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
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 */

package org.apache.spark.sql

import org.apache.spark.sql.catalyst.expressions.Expression
import org.apache.spark.sql.catalyst.plans.logical.{LogicalPlan, TimeTravelRelation}

object HoodieSpark32CatalystPlanUtils extends HoodieSpark3CatalystPlanUtils {

  override def isRelationTimeTravel(plan: LogicalPlan): Boolean = {
    plan.isInstanceOf[TimeTravelRelation]
  }

  override def getRelationTimeTravel(plan: LogicalPlan): Option[(LogicalPlan, Option[Expression], Option[String])] = {
    plan match {
      case timeTravel: TimeTravelRelation =>
        Some((timeTravel.table, timeTravel.timestamp, timeTravel.version))
      case _ =>
        None
    }
  }
}
